Fiber internet provider launches residential service in parts of Tustin and Dana Point as it plans for continued growth in the region. IRVINE, Calif., Dec. 14, 2023 /PRNewswire/ Cityside Networks, LLC (dba Cityside Fiber), Cityside Fiber, a fiber-to-the-premise ("FTTP") developer and internet service provider, has announced the launch of residential services in its first neighborhoods in Tustin and Dana Point. The company plans to expand its high-performance fiber network throughout Orange